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From: Fabrice Gasnier <fabrice.gasnier@st.com>
To: <thierry.reding@gmail.com>, <robh+dt@kernel.org>
Cc: mark.rutland@arm.com, devicetree@vger.kernel.org,
	alexandre.torgue@st.com, tduszyns@gmail.com,
	linux-kernel@vger.kernel.org, linux-pwm@vger.kernel.org,
	mcoquelin.stm32@gmail.com, u.kleine-koenig@pengutronix.de,
	fabrice.gasnier@st.com, linux-stm32@st-md-mailman.stormreply.com,
	linux-arm-kernel@lists.infradead.org
Subject: [PATCH v2 1/3] dt-bindings: pwm-stm32-lp: document pinctrl sleep state
Date: Mon, 11 Feb 2019 17:12:00 +0100	[thread overview]
Message-ID: <1549901522-15071-2-git-send-email-fabrice.gasnier@st.com> (raw)
In-Reply-To: <1549901522-15071-1-git-send-email-fabrice.gasnier@st.com>

Add documentation for pinctrl sleep state on STM32 LPTimer PWM.

Signed-off-by: Fabrice Gasnier <fabrice.gasnier@st.com>
---
 Documentation/devicetree/bindings/pwm/pwm-stm32-lp.txt | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/Documentation/devicetree/bindings/pwm/pwm-stm32-lp.txt b/Documentation/devicetree/bindings/pwm/pwm-stm32-lp.txt
index bd23302..6521bc4 100644
--- a/Documentation/devicetree/bindings/pwm/pwm-stm32-lp.txt
+++ b/Documentation/devicetree/bindings/pwm/pwm-stm32-lp.txt
@@ -11,8 +11,10 @@ Required parameters:
 			bindings defined in pwm.txt.
 
 Optional properties:
-- pinctrl-names: 	Set to "default".
-- pinctrl-0: 		Phandle pointing to pin configuration node for PWM.
+- pinctrl-names: 	Set to "default". An additional "sleep" state can be
+			defined to set pins in sleep state when in low power.
+- pinctrl-n: 		Phandle(s) pointing to pin configuration node for PWM,
+			respectively for "default" and "sleep" states.
 
 Example:
 	timer@40002400 {
@@ -21,7 +23,8 @@ Example:
 		pwm {
 			compatible = "st,stm32-pwm-lp";
 			#pwm-cells = <3>;
-			pinctrl-names = "default";
+			pinctrl-names = "default", "sleep";
 			pinctrl-0 = <&lppwm1_pins>;
+			pinctrl-1 = <&lppwm1_sleep_pins>;
 		};
 	};
-- 
1.9.1


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  reply	other threads:[~2019-02-11 16:13 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-02-11 16:11 [PATCH v2 0/3] Add PM support to STM32 LP Timer drivers Fabrice Gasnier
2019-02-11 16:12 ` Fabrice Gasnier [this message]
2019-02-11 16:12 ` [PATCH v2 2/3] pwm: stm32-lp: Add power management support Fabrice Gasnier
2019-02-11 16:12 ` [PATCH v2 3/3] pwm: core: add consumer device link Fabrice Gasnier
2019-02-11 19:06   ` Uwe Kleine-König
2019-02-12  8:31     ` Fabrice Gasnier
2019-02-12  9:03       ` Uwe Kleine-König
2019-02-13 10:51         ` Fabrice Gasnier

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